Standardized Test
Practice
61. MULTIPLE CHOICE Evaluate the expression 2x 2 when x 5.
A

B

20
C

40
D

50
100
62. MULTIPLE CHOICE One kiloliter is equal to 103 liters. How many liters are
in one kiloliter?
F

G

10
H

100
J

1000
10,000
63. MULTIPLE CHOICE Sondra bought
Student Help
this trunk to store clothes. What is the
volume of the trunk?
TEST TIP
Jotting down the
formula for the volume
of a cube will help you
answer Exercise 63.
A

C

B

D

9 ft
9 ft3
3 ft
9 ft2
None of these
3 ft
3 ft
Find the perimeter of the geometric figure when x 3.
Mixed Review
(Lesson 1.1)
x
64.
x
65.
x
x
x
66.
x
x
2x
x
x
2x
x
x
EVALUATING EXPRESSIONS Evaluate the expression for the given value
of the variable. (Lesson 1.1)
Maintaining Skills
67. 9j when j 5
68. 6 t when t 21
b
69. when b 18
2
70. 25 n when n 3
71. c 4 when c 24
72. (7)(r) when r 11
24
73. when s 8
s
74. 3m when m 7
75. d 13 when d 22
SIMPLIFYING FRACTIONS Simplify. (Skills Review p. 763)
4
76. 8
10
77. 2
15
78. 10
6
79. 20
8
80. 14
18
81. 21
8
82. 6
27
83. 3
25
84. 15
21
85. 7
3
86. 24
28
87. 4
ESTIMATING Estimate the answer. Then evaluate the expression.
(Skills Review p. 774)
14
Chapter 1
88. 2.5 0.5
89. 0.3 0.03
90. 10.35 5.301
91. 3.71 1.054
92. 2.1 0.2
93. 5.175 1.15
Connections to Algebra